:root{font-family:Arial,Helvetica,sans-serif;color:#1b3832;background:#f4f5ef;font-synthesis:none;color-scheme:light;--green:#235f50;--muted:#60736b;--line:#dfe6dd}
*{box-sizing:border-box}body{margin:0;min-height:100vh}button,a,summary{-webkit-tap-highlight-color:transparent}button{font:inherit}button,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.5}a{color:inherit;text-decoration:none}:focus-visible{outline:3px solid #b7813d;outline-offset:5px}button:focus-visible{outline-offset:4px}button svg{width:20px;height:20px;stroke:currentColor;stroke-width:1.6}.ambient{position:absolute;z-index:-1;inset:0 0 auto;height:630px;background:radial-gradient(ellipse at 85% 10%,#dce8db90,transparent 57%),radial-gradient(ellipse at 10% 30%,#eee9d580,transparent 50%);pointer-events:none}.site-header{max-width:1110px;margin:auto;height:108px;padding:0 44px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px;font-size:24px;letter-spacing:-1.1px;font-weight:700}.brand-dot{color:#ad8451}.brand-mark{display:inline-flex;align-items:center;justify-content:center;background:#245c4d;color:#fff;width:37px;height:40px;border-radius:11px 11px 11px 3px;font-family:Georgia,serif;font-size:27px;letter-spacing:-4px;padding-right:4px;font-weight:400}.brand-mark span{font-size:22px;transform:translateY(3px)}.header-note{font-size:12px;color:#697970;letter-spacing:.2px}.header-note>span{color:#477a60;margin-right:7px;font-size:19px}main{max-width:770px;margin:38px auto 0;padding:0 28px}.intro{margin-bottom:32px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:#62806b;display:flex;align-items:center;gap:9px}.eyebrow>span{width:6px;height:6px;background:#9dae78;border-radius:100%}h1{font-size:clamp(30px,4vw,40px);letter-spacing:-1.4px;line-height:1.16;margin:15px 0 11px;font-weight:500}.intro>p{font-size:14px;color:var(--muted);line-height:1.6;margin:0}.practice{background:#fffefa;border:1px solid #e1e6dc;border-radius:25px;padding:28px 34px 22px;box-shadow:0 20px 55px #244d3010,0 3px 6px #244d3004;position:relative}.practice:before{content:'';position:absolute;top:-1px;left:35px;right:35px;height:2px;background:linear-gradient(90deg,#a9bd8c,transparent 55%)}.card-top{display:flex;align-items:center;justify-content:space-between;color:#728073;gap:14px}.language-label{display:flex;align-items:center;gap:9px;font-size:10px;letter-spacing:1.8px;font-weight:700}.language-line{display:block;background:#668671;width:18px;height:2px}.source-number{font-family:monospace;font-size:11px;letter-spacing:1px;color:#8b958a}.sentence-area{position:relative;min-height:154px;display:flex;align-items:center;padding:29px 0 22px}.quote{position:absolute;top:13px;left:-10px;font:100px/1 Georgia,serif;color:#e9eedf;user-select:none;z-index:0}#english{position:relative;z-index:1;font:clamp(29px,4.6vw,42px)/1.24 Georgia,'Times New Roman',serif;letter-spacing:-.8px;margin:0;overflow-wrap:anywhere;color:#254b3f}.reveal{display:inline-flex;align-items:center;gap:9px;background:#f0f3eb;border:1px solid #e4e9dc;border-radius:9px;color:#4b6d59;padding:11px 15px;font-size:12px;font-weight:600;min-height:43px;transition:background .15s}.reveal:hover{background:#e8edde}.translation{background:#f2f5ed;border-left:2px solid #adc296;margin:20px 0 2px;padding:17px 18px 18px;border-radius:0 10px 10px 0}.translation-label{font-size:9px;letter-spacing:1.7px;font-weight:700;color:#6f896d}.translation>p{margin:9px 0 0;font-size:19px;line-height:1.5;color:#395743;overflow-wrap:anywhere}.card-bottom{border-top:1px solid #edf0e7;margin-top:26px;padding-top:20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.card-bottom>span{font-size:11px;color:#8a9587;line-height:1.5}.next{display:flex;align-items:center;justify-content:center;gap:25px;background:var(--green);border:1px solid var(--green);color:#fff;border-radius:10px;padding:14px 20px;min-height:48px;font-size:13px;font-weight:600;white-space:nowrap;box-shadow:0 3px 7px #235f5018;transition:background .15s,transform .15s}.next:hover{background:#1b4f42;transform:translateY(-1px)}.next:active{transform:translateY(0)}.next>span{font-size:21px;font-weight:400;line-height:17px}.journey{padding:24px 5px 0}.journey-top{display:flex;justify-content:space-between;gap:10px;font-size:11px;color:#74816e}.tiny-spark{font-size:18px;color:#8f9b72;margin-right:5px;vertical-align:middle}#progress-count{font-variant-numeric:tabular-nums;font-size:11px;letter-spacing:.2px}.progress-track{height:4px;background:#e4e9dc;border-radius:4px;margin-top:10px;overflow:hidden}#progress-fill{height:100%;background:#8fa57b;width:0;min-width:3px;border-radius:4px;transition:width .3s}.journey>p{font-size:11px;color:#929b89;line-height:1.7;margin:10px 0 0}.source-details{margin:30px 5px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none}summary::-webkit-details-marker{display:none}.source-details>summary{display:flex;justify-content:space-between;font-size:11px;color:#71816e;padding:16px 0;min-height:45px}.source-details[open]>summary>span:last-child{transform:rotate(45deg)}#source-content{font-size:12px;line-height:1.65;color:#62715e;padding:0 0 17px}#source-content p{margin:0 0 9px}#source-content .original{background:#ecefe5;border-radius:8px;padding:11px 13px;font-size:11px}#source-content strong{font-weight:600;color:#466344}#source-content .note{color:#916c40}.error{color:#8a4c31;background:#fbecdf;padding:16px 20px;border-radius:12px;line-height:1.5;font-size:13px}.error button{color:inherit;background:#fff8;border:1px solid #e0ba97;padding:8px 15px;border-radius:6px;margin-left:10px}footer{display:grid;grid-template-columns:1fr auto;gap:12px;padding:22px 5px 35px;color:#9ba18e;font-size:10px;line-height:1.6}#pool-summary{grid-column:1;align-self:end}.about{grid-column:1}.about summary{text-decoration:underline;text-underline-offset:3px;color:#7f8b73;display:inline-block;padding:4px 0}.about p{max-width:540px;line-height:1.7;font-size:11px;color:#7b8875}.footer-mark{grid-column:2;grid-row:1/3;text-align:right;font:italic 16px/1.35 Georgia,serif;color:#a0a88f;align-self:start;transform:rotate(-5deg);padding-left:20px}.practice.animating #sentence-area{animation:arrive .23s ease both}@keyframes arrive{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}[hidden]{display:none!important}@media(min-width:1400px){main{margin-top:60px}}@media(max-width:540px){.site-header{height:84px;padding:0 23px}.brand{font-size:22px}.brand-mark{width:33px;height:36px}.header-note{font-size:10px}main{padding:0 20px;margin-top:30px}.intro{margin-bottom:25px}.eyebrow{font-size:9px;letter-spacing:1.5px}h1{margin-top:13px}.intro>p{max-width:290px;font-size:12px;line-height:1.7}.practice{border-radius:20px;padding:24px 22px 20px}.sentence-area{min-height:175px;padding:29px 0 25px}#english{font-size:32px;line-height:1.25}.quote{font-size:95px;left:-7px;top:19px}.source-number{font-size:10px}.card-bottom{gap:12px;padding-top:18px;margin-top:23px}.card-bottom>span{max-width:110px;font-size:10px}.next{padding:13px 15px;gap:16px;font-size:12px}.translation>p{font-size:17px}.journey{padding-top:22px}.journey-top{font-size:10px}#progress-count{font-size:10px}.journey>p{font-size:10px;max-width:295px}.source-details{margin-top:25px}.footer-mark{font-size:14px}footer{font-size:9px;gap:8px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* Vocabulary: selectable inline words, a single accessible meaning popover, and local word box. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.word-box-open{border:1px solid #d7e1d2;border-radius:22px;padding:9px 12px 9px 16px;background:#fafcf5;color:#4a6654;font-size:11px;display:flex;align-items:center;gap:10px;min-height:40px}.word-box-open:hover{background:#eaf0e3}.word-box-open>span{min-width:22px;height:22px;display:grid;place-items:center;background:#dfe9d6;border-radius:50%;color:#39543f;font-size:10px;font-variant-numeric:tabular-nums}.word{cursor:help;user-select:text;-webkit-user-select:text;touch-action:manipulation;border-radius:4px;text-decoration:underline;text-decoration-color:#c5d2be;text-decoration-thickness:1px;text-underline-offset:6px;box-decoration-break:clone;-webkit-box-decoration-break:clone;transition:background .12s}.word:hover,.word[aria-expanded=true]{background:#e6eddd;text-decoration-color:#6f8d63}.word:focus-visible{outline:2px solid #8b995d;outline-offset:3px;background:#e6eddd}.sentence-arrow{display:inline-flex;align-items:center;justify-content:center;vertical-align:middle;margin:0 0 4px 7px;padding:0;width:39px;min-height:39px;height:39px;border-radius:50%;background:#e8efe0;color:#486f4a;font:26px/1 Arial,Helvetica,sans-serif;letter-spacing:0;transform:translateY(-1px)}.sentence-arrow:hover,.sentence-arrow[aria-expanded=true]{background:#d8e5ca;border-color:#bccfaf}.word-help{font-size:11px;line-height:1.6;color:#66765e;margin:2px 0 0}.word-popover{position:fixed;z-index:100;left:12px;top:12px;width:330px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);overflow:auto;border:1px solid #cddac4;border-radius:17px;background:#fffef9;padding:17px 19px 19px;box-shadow:0 10px 48px #163e3430;color:#274736;font-size:13px;line-height:1.5;overscroll-behavior:contain}.word-popover-top{display:flex;align-items:center;justify-content:space-between;gap:9px;color:#6a7a5e;font-size:10px}.word-popover-top>span{font-weight:600}.word-popover-top>button,.word-box-close{display:grid;place-items:center;flex:none;color:#61755a;background:transparent;border:0;width:30px;height:30px;border-radius:50%;font-size:24px;line-height:1;padding:0}.word-popover-top>button:hover,.word-box-close:hover{background:#e8efdf}.word-popover h2{font:26px/1.15 Georgia,serif;margin:7px 0 13px;overflow-wrap:anywhere}.word-popover p{margin:0 0 12px;overflow-wrap:anywhere}#word-meaning{font-size:14px;line-height:1.65}.word-extra{font-size:11px;color:#7b6c43}.word-source{font-size:9px;color:#6d7a64}.word-note-label{font-size:10px;color:#5c7054;display:block;margin-top:16px}.word-note-label>span{color:#7f876f}.word-note-label input{display:block;width:100%;font:12px Arial,Helvetica,sans-serif;color:#37532f;background:#f7f8f2;border:1px solid #dce4d5;border-radius:8px;margin-top:5px;padding:11px}#word-save{background:#286046;color:white;border:0;border-radius:9px;padding:12px;width:100%;font-size:12px;margin-top:12px;min-height:44px}#word-save:disabled{background:#e8eedf;color:#5e7951;opacity:1;cursor:default}.word-box{margin:28px 0 0;background:#fffefa;border:1px solid #dce5d4;border-radius:20px;padding:26px 27px;scroll-margin-top:22px}.word-box-heading{display:flex;justify-content:space-between;gap:20px}.word-box-heading .eyebrow{font-size:9px;letter-spacing:1.5px}.word-box h2{font:30px/1.2 Georgia,serif;letter-spacing:-.5px;margin:10px 0 8px}.word-box h2>span{color:#a4854d}.word-box-heading p{font-size:11px;color:#66755d;margin:0}.word-box-tools{display:flex;gap:10px;margin-top:22px}.word-search{flex:1;min-width:0}.word-search input{width:100%;background:#f5f7ef;border:1px solid #dce4d4;border-radius:9px;padding:12px;font:12px Arial,Helvetica,sans-serif;color:#385537;min-height:43px}#word-export{background:transparent;border:1px solid #d7e2cd;border-radius:9px;color:#486443;font-size:11px;padding:10px 13px;white-space:nowrap}#word-export>span{font-size:16px;margin-left:5px}.word-box-storage{font-size:10px;line-height:1.5;color:#69765f;margin:11px 0 0}.word-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}.word-empty{font-size:13px;color:#6e7b63;line-height:1.7;padding:10px 0}.saved-word{border:1px solid #e2e8db;border-radius:12px;padding:16px 17px;background:#fbfcf7}.saved-head{display:flex;justify-content:space-between;gap:12px;align-items:start}.saved-head h3{font:22px/1.25 Georgia,serif;margin:0;color:#355c3b;overflow-wrap:anywhere}.word-remove{font-size:10px;background:transparent;border:1px solid #e0dace;color:#806d56;border-radius:7px;padding:7px 10px;min-height:32px}.saved-meaning{font-size:13px;color:#435b3b;line-height:1.6;margin:11px 0 4px;overflow-wrap:anywhere}.saved-label{font-size:9px;color:#767c63;margin:0}.saved-example{font:italic 13px/1.5 Georgia,serif;color:#748062;border-left:2px solid #d9e2cc;margin:14px 0 7px;padding-left:10px;overflow-wrap:anywhere}.word-edit{margin-top:12px;color:#68755c;font-size:10px}.word-edit summary{display:inline-block;text-decoration:underline;text-underline-offset:3px;padding:5px 0}.word-edit label{display:block;margin:10px 0}.word-edit textarea{display:block;width:100%;font:12px/1.5 Arial,Helvetica,sans-serif;margin-top:5px;padding:9px;border:1px solid #dbe3d1;border-radius:7px;color:#3e5735;background:#fffefa;resize:vertical}.small-save{background:#e8efdf;border:1px solid #d8e1ce;border-radius:7px;font-size:11px;color:#46683b;padding:9px 13px}.word-toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);max-width:calc(100vw - 28px);width:max-content;z-index:110;background:#284c39;color:#fffef5;border:1px solid #3f6846;border-radius:12px;padding:13px 20px;font-size:12px;line-height:1.5;box-shadow:0 5px 25px #15372525;pointer-events:none}.about a{color:#496a40;text-decoration:underline;text-underline-offset:2px}.journey-top,.source-details>summary{color:#61725d}.journey>p{color:#697861}.card-bottom>span{color:#697861}.source-number{color:#687661}footer{color:#697861}.about summary{color:#65775b}.about p{color:#67775d}@media(max-width:540px){.word-box-open{font-size:10px;padding:8px 9px 8px 12px;gap:7px;min-height:38px}.word-box-open>span{font-size:9px;width:21px;height:21px}.sentence-arrow{width:35px;height:35px;min-height:35px;font-size:24px;margin-left:4px}.word-help{font-size:10px;max-width:275px;margin-top:0;line-height:1.65}.word-box{padding:22px 18px}.word-box h2{font-size:28px}.word-box-tools{gap:7px}#word-export{font-size:10px;padding:9px}.saved-word{padding:15px}.word-popover{max-height:calc(100dvh - 24px)}.word-note-label input{font-size:16px}.word-search input,.word-edit textarea{font-size:16px}.word-toast{font-size:11px;padding:12px 15px}}
@media(max-width:360px){.site-header{padding:0 19px;gap:10px}.brand{font-size:20px;gap:9px}.brand-mark{width:31px;height:34px}.word-box-open{padding-left:10px;font-size:9px;gap:6px}}
/* A permanent action, above the device safe area and virtual keyboard. */
body{padding-bottom:calc(104px + env(safe-area-inset-bottom,0px))}html{scroll-padding-bottom:calc(112px + env(safe-area-inset-bottom,0px))}.practice{scroll-margin-top:22px}#sentence-area:focus-visible{outline:2px solid #91a878;outline-offset:5px;border-radius:8px}.next-dock{position:fixed;z-index:120;left:50%;bottom:calc(15px + env(safe-area-inset-bottom,0px) + var(--keyboard-offset,0px));transform:translateX(-50%);width:calc(100% - 40px);max-width:714px;display:flex;justify-content:flex-end;pointer-events:none}.next-fixed{pointer-events:auto;min-height:54px;min-width:194px;box-shadow:0 7px 28px #153d3c33,0 0 0 6px #f4f5efe8;font-size:14px;padding:16px 23px}.word-toast{bottom:calc(92px + env(safe-area-inset-bottom,0px) + var(--keyboard-offset,0px));max-width:min(520px,calc(100vw - 28px))}.word-popover{max-height:calc(var(--visual-height,100dvh) - 124px);scroll-padding:16px}input,textarea{scroll-margin-block:120px}.word-drafts{background:#f5f2e5;border:1px solid #e4ddbf;border-radius:12px;padding:16px;margin-top:18px}.word-drafts h3{font:20px Georgia,serif;margin:0 0 9px;color:#665d36}.draft-help{font-size:11px;line-height:1.6;color:#756a49;margin:0 0 14px}.draft-note{padding:12px 0;border-top:1px solid #e6dfc7}.draft-note strong{font:19px Georgia,serif;color:#4d633b}.draft-note textarea{display:block;width:100%;font:13px/1.5 Arial,sans-serif;color:#405233;margin:9px 0;border:1px solid #d9dbc6;background:#fffdf6;border-radius:8px;padding:9px;resize:vertical}.draft-note .word-remove{margin-left:8px}@media(max-width:540px){.next-dock{width:calc(100% - 40px);max-width:430px}.next-fixed{width:100%;min-width:0;justify-content:space-between;padding-inline:22px;min-height:52px}.draft-note textarea{font-size:16px}}@media(max-width:360px){.next-dock{width:calc(100% - 32px)}}
/* Card dimensions never depend on sentence length or revealed translation. */
.practice{height:460px;display:flex;flex-direction:column}.card-top{flex:none;min-height:34px}.direction-toggle{display:inline-flex;align-items:center;gap:12px;border:1px solid #dbe5d2;border-radius:9px;background:#f0f5e9;color:#48663d;min-height:34px;padding:7px 11px;font-size:11px;font-weight:600}.direction-toggle>span:last-child{font-size:20px;line-height:1}.direction-toggle:hover{background:#e4efd9}.sentence-area{flex:1 1 0;height:auto;min-height:0;padding:22px 0 16px;align-items:flex-start;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c3d0b6 transparent}#english{width:100%;font-size:37px}.quote{top:8px}.translation-slot{height:105px;min-height:105px;flex:0 0 105px;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;border-radius:0 10px 10px 0;margin:4px 0 11px;scrollbar-color:#c3d0b6 transparent}.translation-slot .translation{margin:0;padding:12px 16px;border-radius:0 10px 10px 0;min-height:100%}.translation-placeholder{font-size:11px;line-height:1.7;color:#778769;margin:0;padding:19px 16px;background:#f5f7ef;border-left:2px solid #dce6cd;min-height:100%}.translation>p{font-size:18px;margin-top:5px;line-height:1.5}.word-help{min-height:18px;flex:none;margin:0;font-size:10px;line-height:1.7}.card-bottom{flex:none;margin-top:13px;padding-top:15px;justify-content:flex-end;gap:9px;min-height:64px}.card-bottom>.next{min-height:45px;font-size:12px;padding:12px 18px}.target-toggle{border:1px solid #ccdcbf;background:#eaf1e2;color:#426338;border-radius:10px;min-height:45px;padding:12px 15px;font-size:12px;white-space:nowrap}.target-toggle:hover,.target-toggle[aria-expanded=true]{background:#dce9ce}.next-dock{gap:10px}.fixed-target-toggle{pointer-events:auto;min-height:54px;padding:15px 20px;font-size:13px;box-shadow:0 6px 25px #25482d12,0 0 0 6px #f4f5efe8}.next-fixed{min-width:172px}.word-popover{overscroll-behavior:contain}@media(max-width:540px){.practice{height:455px;padding:20px 20px 18px}.sentence-area{min-height:0;padding:18px 0 13px}#english{font-size:30px;line-height:1.24}.direction-toggle{font-size:10px;padding:7px 9px;gap:8px}.source-number{font-size:9px}.translation-slot{height:106px;min-height:106px;flex-basis:106px;margin-bottom:9px}.translation>p{font-size:16px;line-height:1.5}.translation-slot .translation{padding:11px 13px}.card-bottom{min-height:60px;gap:8px;padding-top:13px;margin-top:10px}.card-bottom>.target-toggle,.card-bottom>.next{padding:11px 12px;font-size:11px;min-height:43px}.card-bottom>.next{gap:12px}.word-help{min-height:34px;font-size:9px;line-height:1.7;max-width:none}.next-dock{gap:8px}.next-fixed{width:auto;flex:1;min-width:0;padding:14px 14px;min-height:52px;font-size:12px;gap:12px}.fixed-target-toggle{flex:1;min-width:0;min-height:52px;font-size:11px;padding:13px 10px}.fixed-target-toggle .reveal-label{white-space:normal;line-height:1.3}}@media(max-width:360px){.practice{height:450px;padding:18px 16px 16px}#english{font-size:27px}.card-bottom>.target-toggle,.card-bottom>.next{font-size:10px;padding-inline:10px}.direction-toggle{font-size:9px}.next-fixed{font-size:11px;padding-inline:12px}.fixed-target-toggle{font-size:10px}}

/* Compact lookup: the only visible content is the meaning. */
.word-popover.meaning-only{width:max-content;max-width:min(300px,calc(100vw - 24px));padding:10px 14px;border-radius:10px;box-shadow:0 6px 24px #163e3424}
.word-popover.meaning-only>:not(#word-meaning){display:none!important}
.word-popover.meaning-only #word-meaning{margin:0;font-size:14px;line-height:1.5}